CN220233057U

CN220233057U - Circuit protector

Info

Publication number: CN220233057U
Application number: CN202321273351.0U
Authority: CN
Inventors: 请求不公布姓名
Original assignee: Hangzhou Tonghua Weixin Technology Co ltd
Current assignee: Hunan Yuansheng Electric Technology Co.,Ltd.
Priority date: 2023-05-24
Filing date: 2023-05-24
Publication date: 2023-12-22
Anticipated expiration: 2033-05-24

Abstract

The utility model discloses a circuit protector, which comprises a circuit breaker, two groups of upper wires and two groups of lower wires, wherein the top of the circuit breaker is provided with two groups of fixing holes, the bottom of the upper wires penetrate into the fixing holes, the front of the circuit breaker is provided with two groups of screw holes, the inside of each screw hole is provided with a screw, the working end of each screw extends to the surface of the upper wire, the top of the circuit breaker is provided with a protection mechanism, the protection mechanism comprises a sealing assembly and a moving assembly, the sealing assembly comprises a fixing plate and a moving plate, and the front of the fixing plate is fixedly provided with a rubber sealing plate; the protection mechanism is convenient to prevent dust and other impurities from entering the inside of the fixing hole in use, and the rubber sealing plate and the rubber sealing block are used for protection, so that the situation that poor contact or short circuit is generated between the fixing hole and the upper lead due to dust and other impurities is avoided, and the protection mechanism is convenient to use.

Description

Circuit protector

Technical Field

The utility model belongs to the technical field of protectors, and particularly relates to a circuit protector.

Background

The circuit is a conductive loop formed by metal wires and electric and electronic components, a power supply is added to the input end of the circuit to enable the input end to generate potential difference, the circuit can work when being communicated and is generally formed by a power supply, a load and an intermediate link, and when overload occurs in the circuit in use, the circuit can be automatically disconnected through the circuit breaker, so that the circuit is protected.

When the existing circuit protector is used, an upper wire is inserted into a fixing hole in the circuit breaker, then the upper wire in the fixing hole is locked and fixed through a screw, but in use, dust or other impurities easily fall into the fixing hole, poor contact or short circuit between the upper wire and the fixing hole is easily caused by accumulated dust and other impurities after long use, the protection of the circuit breaker is affected, and the service performance of the circuit breaker is reduced.

Disclosure of Invention

The present utility model is directed to a circuit protector, and aims to solve the problem that dust or other impurities easily fall into a fixing hole during use of the conventional circuit protector in the prior art, and the dust or other impurities easily cause poor contact or short circuit between an upper wire and the fixing hole.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a circuit protector, includes circuit breaker, two sets of upper conductors and two sets of lower conductors, two sets of fixed orificess have been seted up at the top of circuit breaker, the bottom of upper conductor penetrates the inside of fixed orificess, two sets of screw has been seted up in the front of circuit breaker, the inside of screw is provided with the screw, just the work end of screw extends to the surface of upper conductor, the top of circuit breaker is provided with protection machanism, protection machanism includes seal assembly and mobile assembly, seal assembly includes fixed plate and movable plate, the front of fixed plate is fixed to be provided with the rubber sealing plate, the back of rubber sealing plate with the arc wall has all been seted up to the front of rubber sealing plate.

Preferably, the fixing plate is fixed at the top of the circuit breaker, and the inner wall of the arc-shaped groove is in contact with the outer wall of the upper wire.

Preferably, the moving assembly comprises two groups of return plates, a movable block is arranged in the return plates, and one end of the movable block is fixed on the moving plate.

Preferably, a movable plate is fixedly arranged at the other end of the movable block, a retaining plate is fixedly arranged at the top of the circuit breaker, and a spring is arranged between the movable plate and the retaining plate.

Preferably, one end of the spring is fixedly connected with the retaining plate, the other end of the spring is fixedly connected with the movable plate, and the return plate is fixed at the top of the circuit breaker.

Preferably, the circuit breaker is provided with an operating handle, the front of the circuit breaker is provided with a protection mechanism, the protection mechanism comprises a protection transparent cover and two groups of iron plates, and the top of the protection transparent cover is rotatably connected with the circuit breaker through two combined pages.

Preferably, the bottom of the protective transparent cover is fixedly provided with two groups of magnets, the magnets are connected with the iron plate through adsorption, and the iron plate is fixed on the front surface of the circuit breaker.

Preferably, two sets of sockets are formed in the lower surface of the circuit breaker, the top of the lower wire penetrates into the socket, two sets of screw ports are further formed in the front surface of the circuit breaker, screws are arranged in the screw ports, and the working ends of the screws extend to the surface of the lower wire.

Compared with the prior art, the utility model has the beneficial effects that:

(1) The protection mechanism is convenient to prevent dust and other impurities from entering the inside of the fixing hole in use, and the rubber sealing plate and the rubber sealing block are used for protection, so that the situation that poor contact or short circuit is generated between the fixing hole and the upper lead due to dust and other impurities is avoided, and the protection mechanism is convenient to use.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic diagram of a moving plate structure according to the present utility model;

fig. 3 is a schematic top view of a circuit breaker according to the present utility model;

FIG. 4 is a schematic top view of the upper wire and the fixing hole of the present utility model;

in the figure: 1. a conducting wire is arranged; 2. a screw; 3. a circuit breaker; 4. an operation handle; 5. a magnet; 6. a lower wire; 7. an iron plate; 8. a protective transparent cover; 9. a screw hole; 10. a moving plate; 11. a return plate; 12. a movable plate; 13. a rubber sealing plate; 14. a movable block; 15. a spring; 16. a rubber sealing block; 17. a fixing plate; 18. and a fixing hole.

Description of the embodiments

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Examples

Referring to fig. 1-4, the present utility model provides a technical solution: a circuit protector comprises a circuit breaker 3, two groups of upper wires 1 and two groups of lower wires 6, wherein two groups of fixing holes 18 are formed in the top of the circuit breaker 3, the bottom of the upper wires 1 can penetrate into the inside of the fixing holes 18 in use, the bottom of the upper wires 1 penetrate into the inside of the fixing holes 18, two groups of screw holes 9 are formed in the front of the circuit breaker 3, the screw holes 9 are connected with screws 2 through screw threads in use, the screws 2 are arranged in the screw holes 9, the working ends of the screws 2 extend to the surface of the upper wires 1, a protection mechanism is arranged at the top of the circuit breaker 3 and comprises a sealing assembly and a moving assembly, the sealing assembly comprises a fixing plate 17 and a moving plate 10, the fixing plate 17 is fixed on the circuit breaker 3 in use, a rubber sealing plate 13 is fixedly arranged on the front of the fixing plate 17, two groups of rubber sealing blocks 16 are fixedly arranged on the back of the moving plate 10, when in use, the rubber sealing plate 13 is contacted with the rubber sealing block 16, the back of the rubber sealing block 16 and the front of the rubber sealing plate 13 are provided with arc grooves, the fixed plate 17 is fixed at the top of the circuit breaker 3, the inner wall of the arc groove is contacted with the outer wall of the upper lead 1, the moving assembly comprises two groups of return plates 11, the inside of the return plates 11 is provided with a movable block 14, one end of the movable block 14 is fixed on the moving plate 10, the other end of the movable block 14 is fixedly provided with a movable plate 12, the top of the circuit breaker 3 is fixedly provided with a resisting plate, a spring 15 is arranged between the movable plate 12 and the resisting plate, the movable plate 12 can reciprocate back and forth when in use, one end of the spring 15 is fixedly connected with the resisting plate, the other end of the spring 15 is fixedly connected with the movable plate 12, the return plates 11 are fixed at the top of the circuit breaker 3, through a designed protection mechanism, the inside that can prevent dust and other impurity from entering into fixed orifices 18 in the use is protected through rubber closing plate 13 and rubber sealing piece 16, has avoided dust and other impurity to lead to the fact the condition that produces contact failure or short circuit between fixed orifices 18 and the upper wire 1, is convenient for use.

In this embodiment, preferably, be provided with operating handle 4 on the circuit breaker 3, the front of circuit breaker 3 is provided with protection machanism, protection machanism is including protecting transparent cover 8 and two sets of iron plates 7, rotate through two combination pages between the top of protecting transparent cover 8 and the circuit breaker 3 and be connected, conveniently open or close protecting transparent cover 8 through the hinge when using, the fixed two sets of magnet 5 that are provided with in bottom of protecting transparent cover 8, be connected through the absorption between magnet 5 and the iron plate 7, iron plate 7 is fixed in the front of circuit breaker 3, through the protection machanism of design, be convenient for in use can protect operating handle 4, prevent that operating personnel from touching operating handle 4 by mistake and cause the condition of maloperation, be convenient for use.

In this embodiment, preferably, two sets of sockets are provided on the lower surface of the circuit breaker 3, the top of the lower wire 6 penetrates into the socket, two sets of screw ports are further provided on the front surface of the circuit breaker 3, the screw ports are screwed with the screws in use, the screws are provided in the screw ports, and the working ends of the screws extend to the surface of the lower wire 6.

The working principle and the using flow of the utility model are as follows:

when the movable plate 12 is used, the movable plate 12 is held to move towards the outer side, the movable block 14 is driven to move, the movable block 14 drives the movable plate 10 to move, the movable plate 10 drives the rubber sealing block 16 to move, at the moment, the spring 15 is influenced to start stretching, then the rubber sealing block 16 stops moving after moving to a proper position, then the bottom of the upper wire 1 is inserted into the fixing hole 18, then the screw 2 is screwed to fix the upper wire 1, at the moment, the movable plate 12 is slowly released, then the spring 15 is reset, the movable block 14 is driven to move towards the back side, the movable block 14 drives the movable plate 10 to move, the movable plate 10 drives the rubber sealing block 16 to move, then the rubber sealing block 16 is contacted with the rubber sealing plate 13, so that the sealing effect can be achieved on the fixing hole 18, external dust and other impurities are prevented from entering the inside of the fixing hole 18, and when the upper wire 1 needs to be taken out, the movable plate is operated according to the reverse principle;

the protective transparent cover 8 is covered to cover the operating handle 4, at this time, the magnet 5 and the iron plate 7 on the protective transparent cover 8 are adsorbed together, at this time, the protective transparent cover 8 can play a role in protecting the operating handle 4, and when the operating handle 4 is required to be operated, the protective transparent cover 8 is opened according to the reverse principle.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a circuit protector, includes circuit breaker (3), two sets of upper conductor (1) and two sets of lower conductor (6), two sets of fixed orifices (18) have been seted up at the top of circuit breaker (3), the bottom of upper conductor (1) penetrates the inside of fixed orifices (18), two sets of screw (9) have been seted up in the front of circuit breaker (3), the inside of screw (9) is provided with screw (2), just the work end of screw (2) extends to the surface of upper conductor (1), its characterized in that: the top of circuit breaker (3) is provided with protection machanism, protection machanism includes seal assembly and removal subassembly, seal assembly includes fixed plate (17) and movable plate (10), the front of fixed plate (17) is fixed to be provided with rubber closing plate (13), the back of movable plate (10) is fixed to be provided with two sets of rubber sealing blocks (16), the back of rubber sealing block (16) with the arc wall has all been seted up in the front of rubber closing plate (13).

2. A circuit protector according to claim 1, characterized in that: the fixed plate (17) is fixed at the top of the circuit breaker (3), and the inner wall of the arc-shaped groove is in contact with the outer wall of the upper lead (1).

3. A circuit protector according to claim 2, characterized in that: the movable assembly comprises two groups of return plates (11), a movable block (14) is arranged in the return plates (11), and one end of the movable block (14) is fixed on the movable plate (10).

4. A circuit protector according to claim 3, characterized in that: the other end of the movable block (14) is fixedly provided with a movable plate (12), the top of the circuit breaker (3) is fixedly provided with a resisting plate, and a spring (15) is arranged between the movable plate (12) and the resisting plate.

5. A circuit protector according to claim 4, wherein: one end of the spring (15) is fixedly connected with the resisting plate, the other end of the spring (15) is fixedly connected with the movable plate (12), and the return plate (11) is fixed at the top of the circuit breaker (3).

6. A circuit protector according to claim 5, wherein: be provided with operating handle (4) on circuit breaker (3), the front of circuit breaker (3) is provided with protection machanism, protection machanism is including protection transparent cover (8) and two sets of iron plates (7), the top of protection transparent cover (8) with rotate through two combination pages between circuit breaker (3) and be connected.

7. A circuit protector according to claim 6, characterized in that: the bottom of the protective transparent cover (8) is fixedly provided with two groups of magnets (5), the magnets (5) are connected with the iron plate (7) through adsorption, and the iron plate (7) is fixed on the front face of the circuit breaker (3).

8. A circuit protector according to claim 7, characterized in that: two sets of sockets have been seted up to the lower surface of circuit breaker (3), the top of wire (6) penetrates down the inside of socket, two sets of screw joints have still been seted up in the front of circuit breaker (3), the inside of screw joint is provided with the screw, just the working end of screw extends to the surface of wire (6) down.